- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 28/06 - Aluminous cements
Patent holdings for IPC class C04B 28/06
Total number of patents in this class: 926
10-year publication summary
|
60
|
58
|
75
|
75
|
80
|
97
|
89
|
94
|
83
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2650 |
68 |
| Hilti Aktiengesellschaft | 3227 |
60 |
| Halliburton Energy Services, Inc. | 20165 |
50 |
| Construction Research & Technology GmbH | 640 |
30 |
| BASF SE | 19740 |
29 |
| Saudi Arabian Oil Company | 11322 |
26 |
| Holcim Technology Ltd. | 868 |
23 |
| Kerneos | 36 |
22 |
| HeidelbergCement AG | 82 |
17 |
| Dow Global Technologies LLC | 10147 |
16 |
| Vicat | 84 |
16 |
| Wacker Chemie AG | 2091 |
16 |
| Hconnect 2 GmbH | 62 |
13 |
| Saint-Gobain Weber | 175 |
12 |
| Lafarge | 137 |
11 |
| United States Gypsum Company | 1019 |
9 |
| Rohm and Haas Company | 2805 |
8 |
| Heidelberg Materials AG | 81 |
8 |
| Henkel AG & Co. KGaA | 10129 |
7 |
| Fluorchemie GmbH Frankfurt | 16 |
7 |
| Other owners | 478 |